From mboxrd@z Thu Jan 1 00:00:00 1970 From: Karthik Nayak Subject: [PATCH v7 01/11] ref-filter: introduce 'ref_formatting_state' Date: Thu, 30 Jul 2015 21:18:42 +0530 Message-ID: <1438271332-10615-1-git-send-email-Karthik.188@gmail.com> References: Cc: christian.couder@gmail.com, Matthieu.Moy@grenoble-inp.fr, gitster@pobox.com, Karthik Nayak , Karthik Nayak To: git@vger.kernel.org X-From: git-owner@vger.kernel.org Thu Jul 30 17:48:57 2015 Return-path: Envelope-to: gcvg-git-2@plane.gmane.org Received: from vger.kernel.org ([209.132.180.67]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1ZKq4l-0003Ai-PN for gcvg-git-2@plane.gmane.org; Thu, 30 Jul 2015 17:48:56 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751467AbbG3Psw (ORCPT ); Thu, 30 Jul 2015 11:48:52 -0400 Received: from mail-pa0-f68.google.com ([209.85.220.68]:33250 "EHLO mail-pa0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750977AbbG3Psv (ORCPT ); Thu, 30 Jul 2015 11:48:51 -0400 Received: by pacom8 with SMTP id om8so2132295pac.0 for ; Thu, 30 Jul 2015 08:48:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=bpzMFwhojAOXdsnhsCThmvhqnN4I/K60XAGcjDCx1nw=; b=UER/4x2lMsO/ZdS9GvdKsweAetzfpE6z2akti/uggSG141fcXKKfr/UjgVJgnUOq8S rSzhHzhyg9EBH73lLciOYqvcgsh0jTzwLiikD6+PlbCw32Qkwp8XOLlkCmfB2N5mdsi3 0mQOHxYKlYyOAe2mWH54NTXDdn3x5V4KgPxXyyjUppj6L0Lg1HortVt3a2diIqx67Qgu Ea0/MPoOU2Ro5kvEc4+1q2qNovBSkB2sPyLkEFT33DgiwDjOYi/2IU/T2MtXoPLD/xty SPkndMOFs4Ym4YKYbrx2kmuoIIk1/8TFNIqfsTd/gTRdymAvP5D20lfKf3pwb06exj0U OIiQ== X-Received: by 10.66.164.106 with SMTP id yp10mr108187181pab.121.1438271330775; Thu, 30 Jul 2015 08:48:50 -0700 (PDT) Received: from ashley.localdomain ([106.51.130.23]) by smtp.gmail.com with ESMTPSA id cz1sm2875338pdb.44.2015.07.30.08.48.47 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 30 Jul 2015 08:48:49 -0700 (PDT) X-Google-Original-From: Karthik Nayak X-Mailer: git-send-email 2.4.6 In-Reply-To: Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Archived-At: Introduce 'ref_formatting_state' structure to hold values of modifier atoms which help only in formatting. This will eventually be used by atoms like `padright` which will be introduced in a later patch. Helped-by: Junio C Hamano Mentored-by: Christian Couder Mentored-by: Matthieu Moy Signed-off-by: Karthik Nayak --- ref-filter.c | 70 ++++++++++++++++++++++++++++++++++++++++++++---------------- ref-filter.h | 5 +++++ 2 files changed, 57 insertions(+), 18 deletions(-) diff --git a/ref-filter.c b/ref-filter.c index 7561727..d6510a6 100644 --- a/ref-filter.c +++ b/ref-filter.c @@ -10,6 +10,8 @@ #include "quote.h" #include "ref-filter.h" #include "revision.h" +#include "utf8.h" +#include "git-compat-util.h" typedef enum { FIELD_STR, FIELD_ULONG, FIELD_TIME } cmp_type; @@ -1190,30 +1192,41 @@ void ref_array_sort(struct ref_sorting *sorting, struct ref_array *array) qsort(array->items, array->nr, sizeof(struct ref_array_item *), compare_refs); } -static void print_value(struct atom_value *v, int quote_style) +static void apply_formatting_state(struct ref_formatting_state *state, + const char *buf, struct strbuf *value) { - struct strbuf sb = STRBUF_INIT; - switch (quote_style) { + /* Eventually we'll format based on the ref_formatting_state */ + strbuf_addstr(value, buf); +} + +static void print_value(struct atom_value *v, struct ref_formatting_state *state) +{ + struct strbuf value = STRBUF_INIT; + struct strbuf formatted = STRBUF_INIT; + + apply_formatting_state(state, v->s, &value); + + switch (state->quote_style) { case QUOTE_NONE: - fputs(v->s, stdout); + fputs(value.buf, stdout); break; case QUOTE_SHELL: - sq_quote_buf(&sb, v->s); + sq_quote_buf(&formatted, value.buf); break; case QUOTE_PERL: - perl_quote_buf(&sb, v->s); + perl_quote_buf(&formatted, value.buf); break; case QUOTE_PYTHON: - python_quote_buf(&sb, v->s); + python_quote_buf(&formatted, value.buf); break; case QUOTE_TCL: - tcl_quote_buf(&sb, v->s); + tcl_quote_buf(&formatted, value.buf); break; } - if (quote_style != QUOTE_NONE) { - fputs(sb.buf, stdout); - strbuf_release(&sb); - } + if (state->quote_style != QUOTE_NONE) + fputs(formatted.buf, stdout); + strbuf_release(&value); + strbuf_release(&formatted); } static int hex1(char ch) @@ -1234,8 +1247,12 @@ static int hex2(const char *cp) return -1; } -static void emit(const char *cp, const char *ep) +static void emit(const char *cp, const char *ep, + struct ref_formatting_state *state) { + struct strbuf value = STRBUF_INIT; + struct strbuf format = STRBUF_INIT; + while (*cp && (!ep || cp < ep)) { if (*cp == '%') { if (cp[1] == '%') @@ -1249,27 +1266,44 @@ static void emit(const char *cp, const char *ep) } } } - putchar(*cp); + strbuf_addch(&value, *cp); cp++; } + apply_formatting_state(state, value.buf, &format); + fputs(format.buf, stdout); + strbuf_release(&format); + strbuf_release(&value); +} + +static void store_formatting_state(struct ref_formatting_state *state, + struct atom_value *atomv) +{ + /* Here the 'ref_formatting_state' variable will be filled */ } void show_ref_array_item(struct ref_array_item *info, const char *format, int quote_style) { const char *cp, *sp, *ep; + struct ref_formatting_state state; + + memset(&state, 0, sizeof(state)); + state.quote_style = quote_style; for (cp = format; *cp && (sp = find_next(cp)); cp = ep + 1) { struct atom_value *atomv; ep = strchr(sp, ')'); if (cp < sp) - emit(cp, sp); + emit(cp, sp, &state); get_ref_atom_value(info, parse_ref_filter_atom(sp + 2, ep), &atomv); - print_value(atomv, quote_style); + if (atomv->modifier_atom) + store_formatting_state(&state, atomv); + else + print_value(atomv, &state); } if (*cp) { sp = cp + strlen(cp); - emit(cp, sp); + emit(cp, sp, &state); } if (need_color_reset_at_eol) { struct atom_value resetv; @@ -1278,7 +1312,7 @@ void show_ref_array_item(struct ref_array_item *info, const char *format, int qu if (color_parse("reset", color) < 0) die("BUG: couldn't parse 'reset' as a color"); resetv.s = color; - print_value(&resetv, quote_style); + print_value(&resetv, &state); } putchar('\n'); } diff --git a/ref-filter.h b/ref-filter.h index 6bf27d8..12e6a6b 100644 --- a/ref-filter.h +++ b/ref-filter.h @@ -19,6 +19,11 @@ struct atom_value { const char *s; unsigned long ul; /* used for sorting when not FIELD_STR */ + unsigned int modifier_atom : 1; /* atoms which act as modifiers for the next atom */ +}; + +struct ref_formatting_state { + int quote_style; }; struct ref_sorting { -- 2.4.6